{"id":14750,"date":"2025-03-01T18:00:41","date_gmt":"2025-03-01T23:00:41","guid":{"rendered":"https:\/\/www.carolinaattorneys.com\/blog\/?p=14750"},"modified":"2025-03-02T08:04:56","modified_gmt":"2025-03-02T13:04:56","slug":"north-carolina-dwi-blood-testing","status":"publish","type":"post","link":"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/","title":{"rendered":"Blood Testing in North Carolina DWI Cases: What to Know"},"content":{"rendered":"<p>While breath testing is often the go-to method for measuring a driver\u2019s blood alcohol concentration (BAC), certain situations call for <img loading=\"lazy\" decoding=\"async\" class=\"alignright size-medium wp-image-14755 lazyload\" src=\"\/jshared\/img\/icons\/spinner.svg\" data-src=\"https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/BLOOD-TESTING-DWI-CHARGES-300x168.webp\" alt=\"BLOOD-TESTING-DWI-CHARGES\" width=\"300\" height=\"168\" data-srcset=\"https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/BLOOD-TESTING-DWI-CHARGES-300x168.webp 300w, https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/BLOOD-TESTING-DWI-CHARGES-1024x574.webp 1024w, https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/BLOOD-TESTING-DWI-CHARGES-768x431.webp 768w, https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/BLOOD-TESTING-DWI-CHARGES-1000x561.webp 1000w, https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/BLOOD-TESTING-DWI-CHARGES-214x120.webp 214w, https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/BLOOD-TESTING-DWI-CHARGES.webp 1312w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/> <strong>blood testing<\/strong> in a DWI case. Law enforcement may suspect drug involvement, or the driver may be unable (or unwilling) to provide a valid breath sample on an approved device. DUI fatalities tend to involve blood testing, as it the more accurate method to confirm the different possible sources of impairment and the respective concentrations of each.<\/p>\n<p>Understanding when officers rely on blood draws in North Carolina\u2014and how they handle chain-of-custody requirements\u2014can help clarify whether the reported results are reliable or open to challenge.<\/p>\n<p>This article explains common scenarios leading to blood tests, the difference between hospital versus EMT blood draws, how labs analyze samples using <em>Gas Chromatography\u2013Mass Spectrometry (GC-MS)<\/em>, and what legal issues can arise involving consent, patient privacy, and chain of custody. If you have questions about blood testing in a North Carolina DWI, call or TEXT the <strong>Powers Law Firm<\/strong> at <strong>704-342-4357<\/strong>, or email <strong>Bill Powers<\/strong> at <strong>Bill@CarolinaAttorneys.com<\/strong>.<\/p>\n<div class=\"read_more_link\"><a href=\"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/\"  title=\"Continue Reading Blood Testing in North Carolina DWI Cases: What to Know\" class=\"more-link\">Continue reading<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>While breath testing is often the go-to method for measuring a driver\u2019s blood alcohol concentration (BAC), certain situations call for blood testing in a DWI case. Law enforcement may suspect drug involvement, or the driver may be unable (or unwilling) to provide a valid breath sample on an approved device. DUI fatalities tend to involve [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":14754,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[1461,1464,1457,1456,1454,1459,1463,1462,1458,1460,1455,1465],"class_list":["post-14750","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dwi","tag-admissible-evidence","tag-bill-powers-dwi-defense-attorney","tag-blood-sampling","tag-drunk-driving-evidence","tag-dwi-blood-tests","tag-evidence-storage","tag-felony-death-by-motor-vehicle","tag-hipaa-protections-medical-records-exceptions","tag-lab-protocols-errors","tag-motion-to-suppress","tag-north-carolina-blood-testing","tag-powers-law-firm-nc-dwi-charges"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Blood Testing in North Carolina DWI Cases: What to Know<\/title>\n<meta name=\"description\" content=\"Learn how blood testing is used in NC DWI cases\u2014hospital draws, chain-of-custody, GC-MS analysis, and defenses. Call 704-342-4357 for help.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Blood Testing in North Carolina DWI Cases: What to Know\" \/>\n<meta name=\"twitter:description\" content=\"Learn how blood testing is used in NC DWI cases\u2014hospital draws, chain-of-custody, GC-MS analysis, and defenses. Call 704-342-4357 for help.\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/DWI-BLOOD-TESTING.webp\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Carolina Attorneys\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 minutes\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Blood Testing in North Carolina DWI Cases: What to Know","description":"Learn how blood testing is used in NC DWI cases\u2014hospital draws, chain-of-custody, GC-MS analysis, and defenses. 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Call 704-342-4357 for help.","twitter_image":"https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/DWI-BLOOD-TESTING.webp","twitter_misc":{"Written by":"Carolina Attorneys","Est. reading time":"9 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/#article","isPartOf":{"@id":"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/"},"author":{"name":"Carolina Attorneys","@id":"https:\/\/www.carolinaattorneys.com\/blog\/#\/schema\/person\/7b1994a08a51b357b94c69492e786113"},"headline":"Blood Testing in North Carolina DWI Cases: What to Know","datePublished":"2025-03-01T23:00:41+00:00","dateModified":"2025-03-02T13:04:56+00:00","mainEntityOfPage":{"@id":"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/"},"wordCount":1928,"image":{"@id":"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/#primaryimage"},"thumbnailUrl":"https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/DWI-BLOOD-TESTING.webp","keywords":["Admissible Evidence","Bill Powers - DWI defense attorney","Blood Sampling","Drunk Driving Evidence","DWI Blood Tests","Evidence Storage","Felony Death by Motor Vehicle","HIPAA protections - Medical Records Exceptions","Lab Protocols &amp; Errors","Motion to Suppress","North Carolina Blood Testing","Powers Law Firm - NC DWI Charges"],"articleSection":["DWI"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/","url":"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/","name":"Blood Testing in North Carolina DWI Cases: What to Know","isPartOf":{"@id":"https:\/\/www.carolinaattorneys.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/#primaryimage"},"image":{"@id":"https:\/\/www.carolinaattorneys.com\/blog\/north-carolina-dwi-blood-testing\/#primaryimage"},"thumbnailUrl":"https:\/\/www.carolinaattorneys.com\/blog\/wp-content\/uploads\/2025\/02\/DWI-BLOOD-TESTING.webp","datePublished":"2025-03-01T23:00:41+00:00","dateModified":"2025-03-02T13:04:56+00:00","author":{"@id":"https:\/\/www.carolinaattorneys.com\/blog\/#\/schema\/person\/7b1994a08a51b357b94c69492e786113"},"description":"Learn how blood testing is used in NC DWI cases\u2014hospital draws, chain-of-custody, GC-MS analysis, and defenses. 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